Question: Which county seat of Lan Xang has STD code of 071?
Paraphrase: Which province situate of Lan Xang has STD code of 071?
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q853477 wdt:P36 ?answer . ?answer wdt:P473 ?x FILTER(contains(?x , '071'))}
Answer: Luang Prabang